Penelitian ini bertujuan untuk mengetahui pengaruh model Contextual Teaching and Learningterhadap kemampuan pemecahan masalah matematika siswa kelas III SD Negeri 2 Pucang Banjarnegara. Jenis penelitian ini adalah penelitian kuantitatif dengan metode eksperimen, dengan menggunakan desain True-Experimentaldengan bentuk Pretest-Posttest Control Group. Populasi penelitian ini adalah seluruh siswa kelas III SD Negeri 2 Pucang Banjarnegara tahun pelajaran 2017/2018. Sampel yang diambil adalah 40 siswa, 20 siswa kelas III A dan 20 siswa kelas III B di SD Negeri 2 Pucang Banjarnegara. Berdasarkan hasil penelitian dapat disimpulkan bahwa dengan menggunakan uji analisis linier sederhana, model pembelajaran Contextual Teaching and Learning berpengaruh terhadap kemampuan pemecahan masalah matematika siswa kelas III SD Negeri 2 Pucang Banjarnegara yaitu sebesar 19%.

Kata kunci: model Contextual Teaching and Learning, kemampuan pemecahan masalah matematika

Abstract:This study aims to determine the effect of Contextual Teaching and Learning model on the problem solving ability of mathematics students of class III Public Elementary School 2 Pucang Banjarnegara. This type of research is quantitative research with experimental method, by using True-Experimental design with Pretest-Posttest Control Group form. The population of this research is all students of class III Public Elementary School 2 Pucang Banjarnegara academic year 2017/2018. Samples taken are 40 students, 20 students of class III A and 20 students of class III B in Elementary School 2 Pucang Banjarnegara. Based on the results of the study can be concluded that by using a simple linear analysis test, Contextual Teaching and Learning model of learning affects the ability of solving problems of mathematics students of class III State Elementary School 2 Pucang Banjarnegara that is equal to 19%.

Keywords: Contextual Teaching and Learning model,mathematical problem solving ability